Leto, Emperor's Blood

Harvest - Whenever Leto, Emperor's Blood
attacks, create a colorless spice token. (It's an
artifact with "{2},{t}: Sacrifice this artifact. Scry 3.")
Whenever Leto, Emperor's Blood dies, destroy
up to one target creature with mana value X or
less, where X is the number of cards you have in
your hand when this creature dies.
Partner